<template>
  <Layout style="height: 100%" class="main">
    <Sider hide-trigger collapsible :width="256" :collapsed-width="64" v-model="collapsed">
      <side-menu :accordion="false" :active-name="$route.name" :collapsed="collapsed" @on-select="turnToPage"
                 :menu-list="menuList">
        <!-- 需要放在菜单上面的内容，如Logo，写在side-menu标签内部，如下 -->
        <div class="logo-con">
          <img v-show="!collapsed" :src="maxLogo" key="max-logo"/>
          <img v-show="collapsed" :src="minLogo" key="min-logo"/>
        </div>
      </side-menu>
    </Sider>
    <Layout>
      <Header class="header-con">
        <header-bar :collapsed="collapsed" @on-coll-change="handleCollapsedChange">
          <user :user-avator="userAvator"/>
          <!--<language @on-lang-change="setLocal" style="margin-right: 10px;" :lang="local"/>-->
          <!--<fullscreen v-model="isFullscreen" style="margin-right: 20px;"/>-->
        </header-bar>
      </Header>
      <Content>
        <Layout>
          <div class="tag-nav-wrapper">
            <tags-nav :value="$route" @input="handleClick" :list="tagNavList" @on-close="handleCloseTag"/>
          </div>
          <Content class="content-wrapper">
            <keep-alive :include="cacheList">
              <router-view/>
            </keep-alive>
          </Content>
        </Layout>
      </Content>
    </Layout>
  </Layout>
</template>
<script>
  import SideMenu from './components/side-menu'
  import HeaderBar from './components/header-bar'
  import TagsNav from './components/tags-nav'
  import User from './components/user'
  import Fullscreen from './components/fullscreen'
  import Language from './components/language'
  import {mapMutations, mapActions} from 'vuex'
  import {getNewTagList, getNextName} from '@/libs/util'
  import minLogo from '@/assets/images/logo-min.jpg'
  import maxLogo from '@/assets/images/logo.png'
  import './main.less'
  import Cookies from 'js-cookie'

  export default {
    name: 'Main',
    components: {
      SideMenu,
      HeaderBar,
      Language,
      TagsNav,
      Fullscreen,
      User
    },
    data() {
      return {
        collapsed: false,
        minLogo,
        maxLogo,
        isFullscreen: false
      }
    },
    computed: {
      tagNavList() {
        return this.$store.state.app.tagNavList
      },
      tagRouter() {
        return this.$store.state.app.tagRouter
      },
      userAvator() {
        return this.$store.state.system.user.avatorImgPath
      },
      cacheList() {
        return this.tagNavList.length ? this.tagNavList.filter(item => !(item.meta && item.meta.notCache)).map(item => item.name) : []
      },
      menuList() {
        let menuList = this.$store.getters.menuList
        let modules = JSON.parse(Cookies.get('modules'))
        let moduleSet = new Set();
        for (let i in modules) {
          moduleSet.add(modules[i])
        }
        let functions = JSON.parse(Cookies.get('functions'));
        let functionSet = new Set();
        for (let i in functions) {
          functionSet.add(functions[i])
        }
        let newMenuList = menuList.filter(menu => {
          if (moduleSet.has(menu.name)) {
            let children = menu.children;
            if (children) {
              children = children.filter(menuItem => {
                if (functionSet.has(menuItem.name)) {
                  return menuItem;
                }
              })
            }
            menu.children = children;
            return menu;
          }
        })

        // return menuList;
        return newMenuList;
      },
      local() {
        return this.$store.state.app.local
      }
    },
    methods: {
      ...mapMutations([
        'setBreadCrumb',
        'setTagNavList',
        'addTag',
        'setLocal'
      ]),
      ...mapActions([
        'handleLogin'
      ]),
      turnToPage(name) {
        if (name.indexOf('isTurnByHref_') > -1) {
          window.open(name.split('_')[1])
          return
        }
        this.$router.push({
          name: name
        })
      },
      handleCollapsedChange(state) {
        this.collapsed = state
      },
      handleCloseTag(res, type, name) {
        const nextName = getNextName(this.tagNavList, name)
        this.setTagNavList(res)
        if (type === 'all') this.turnToPage('home')
        else if (this.$route.name === name) this.$router.push({name: nextName})
      },
      handleClick(item) {
        this.turnToPage(item.name)
      }
    },
    watch: {
      '$route'(newRoute) {
        this.setBreadCrumb(newRoute.matched)
        this.setTagNavList(getNewTagList(this.tagNavList, newRoute))
      }
    },
    mounted() {
      /**
       * @description 初始化设置面包屑导航和标签导航
       */
      this.setTagNavList()
      this.addTag(this.$store.state.app.homeRoute)
      this.setBreadCrumb(this.$route.matched)
      // 设置初始语言
      this.setLocal(this.$i18n.locale)
    }
  }
</script>
